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Finding the Fourth Proportional to 1,193.75, 1,790.17 and 463.23

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Solution

The fourth proportional to 1,193.75, 1,790.17 and 463.23 is: 694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193.75 : 1,790.17 = 463.23 : x
  2. Step 2: Convert to fraction form
    1,193.75/1,790.17 = 463.23/x
  3. Step 3: Cross multiply
    1,193.75x = 1,790.17 × 463.23
  4. Step 4: Simplify right side
    1,193.75x = 829,259.29
  5. Step 5: Solve for x
    x = 829,259.29/1,193.75
  6. Step 6: Final answer
    x = 694.67

Related Problems

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Half scale
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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.